Example usage for java.nio ByteBuffer putInt

List of usage examples for java.nio ByteBuffer putInt

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Introduction

In this page you can find the example usage for java.nio ByteBuffer putInt.

Prototype

public abstract ByteBuffer putInt(int value);

Source Link

Document

Writes the given int to the current position and increases the position by 4.

Usage

From source file:org.apache.bookkeeper.client.BookieWriteLedgerTest.java

/**
 * Verify the functionality Ledgers with different digests.
 *
 * @throws Exception/* w w w  .j  a  va  2s. c  o  m*/
 */
@Test
public void testLedgerDigestTest() throws Exception {
    for (DigestType type : DigestType.values()) {
        lh = bkc.createLedger(5, 3, 2, type, ledgerPassword);

        for (int i = 0; i < numEntriesToWrite; i++) {
            ByteBuffer entry = ByteBuffer.allocate(4);
            entry.putInt(rng.nextInt(maxInt));
            entry.position(0);

            entries1.add(entry.array());
            lh.addEntry(entry.array());
        }

        readEntries(lh, entries1);

        long lid = lh.getId();
        lh.close();
        bkc.deleteLedger(lid);
        entries1.clear();
    }
}

From source file:org.apache.bookkeeper.client.BookieWriteLedgerTest.java

/**
 * Verify the functionality LedgerHandleAdv addEntry with duplicate entryIds.
 *
 * @throws Exception//from   ww w  .  j a v  a 2 s.  c  o m
 */
@Test
public void testLedgerCreateAdvSyncAddDuplicateEntryIds() throws Exception {
    // Create a ledger
    lh = bkc.createLedgerAdv(5, 3, 2, digestType, ledgerPassword);
    LOG.info("Ledger ID: " + lh.getId());
    for (int i = 0; i < numEntriesToWrite; i++) {
        ByteBuffer entry = ByteBuffer.allocate(4);
        entry.putInt(rng.nextInt(maxInt));
        entry.position(0);

        entries1.add(entry.array());
        lh.addEntry(i, entry.array());
        entry.position(0);
    }
    readEntries(lh, entries1);

    int dupEntryId = rng.nextInt(numEntriesToWrite - 1);

    try {
        ByteBuffer entry = ByteBuffer.allocate(4);
        entry.putInt(rng.nextInt(maxInt));
        entry.position(0);
        lh.addEntry(dupEntryId, entry.array());
        fail("Expected exception not thrown");
    } catch (BKException e) {
        // This test expects DuplicateEntryIdException
        assertEquals(e.getCode(), BKException.Code.DuplicateEntryIdException);
    }
    lh.close();
}

From source file:org.apache.bookkeeper.client.BookieWriteLedgerTest.java

/**
 * Verify the functionality of Advanced Ledger which returns
 * LedgerHandleAdv. LedgerHandleAdv takes entryId for addEntry, and let
 * user manage entryId allocation.// ww  w  .  j  a v  a 2 s.co m
 *
 * @throws Exception
 */
@Test
public void testLedgerCreateAdv() throws Exception {
    // Create a ledger
    lh = bkc.createLedgerAdv(5, 3, 2, digestType, ledgerPassword);
    for (int i = 0; i < numEntriesToWrite; i++) {
        ByteBuffer entry = ByteBuffer.allocate(4);
        entry.putInt(rng.nextInt(maxInt));
        entry.position(0);

        entries1.add(entry.array());
        lh.addEntry(i, entry.array());
    }
    // Start one more bookies
    startNewBookie();

    // Shutdown one bookie in the last ensemble and continue writing
    List<BookieSocketAddress> ensemble = lh.getLedgerMetadata().getAllEnsembles().entrySet().iterator().next()
            .getValue();
    killBookie(ensemble.get(0));

    int i = numEntriesToWrite;
    numEntriesToWrite = numEntriesToWrite + 50;
    for (; i < numEntriesToWrite; i++) {
        ByteBuffer entry = ByteBuffer.allocate(4);
        entry.putInt(rng.nextInt(maxInt));
        entry.position(0);

        entries1.add(entry.array());
        lh.addEntry(i, entry.array());
    }

    readEntries(lh, entries1);
    lh.close();
}

From source file:org.apache.bookkeeper.client.BookieWriteLedgerTest.java

/**
 * Verify the functionality of Advanced Ledger which accepts ledgerId as input and returns
 * LedgerHandleAdv. LedgerHandleAdv takes entryId for addEntry, and let
 * user manage entryId allocation.//from  ww  w .  j  av a 2s. co  m
 *
 * @throws Exception
 */
@Test
public void testLedgerCreateAdvWithLedgerId() throws Exception {
    // Create a ledger
    long ledgerId = 0xABCDEF;
    lh = bkc.createLedgerAdv(ledgerId, 5, 3, 2, digestType, ledgerPassword, null);
    for (int i = 0; i < numEntriesToWrite; i++) {
        ByteBuffer entry = ByteBuffer.allocate(4);
        entry.putInt(rng.nextInt(maxInt));
        entry.position(0);

        entries1.add(entry.array());
        lh.addEntry(i, entry.array());
    }
    // Start one more bookies
    startNewBookie();

    // Shutdown one bookie in the last ensemble and continue writing
    List<BookieSocketAddress> ensemble = lh.getLedgerMetadata().getAllEnsembles().entrySet().iterator().next()
            .getValue();
    killBookie(ensemble.get(0));

    int i = numEntriesToWrite;
    numEntriesToWrite = numEntriesToWrite + 50;
    for (; i < numEntriesToWrite; i++) {
        ByteBuffer entry = ByteBuffer.allocate(4);
        entry.putInt(rng.nextInt(maxInt));
        entry.position(0);

        entries1.add(entry.array());
        lh.addEntry(i, entry.array());
    }

    readEntries(lh, entries1);
    lh.close();
    bkc.deleteLedger(ledgerId);
}

From source file:org.apache.bookkeeper.client.BookieWriteLedgerTest.java

/**
 * Verify write when few bookie failures in last ensemble and forcing
 * ensemble reformation./*from w w w  . j  a  va2  s.  co  m*/
 */
@Test
public void testWithMultipleBookieFailuresInLastEnsemble() throws Exception {
    // Create a ledger
    lh = bkc.createLedger(5, 4, digestType, ledgerPassword);
    LOG.info("Ledger ID: " + lh.getId());
    for (int i = 0; i < numEntriesToWrite; i++) {
        ByteBuffer entry = ByteBuffer.allocate(4);
        entry.putInt(rng.nextInt(maxInt));
        entry.position(0);

        entries1.add(entry.array());
        lh.addEntry(entry.array());
    }
    // Start three more bookies
    startNewBookie();
    startNewBookie();
    startNewBookie();

    // Shutdown three bookies in the last ensemble and continue writing
    List<BookieSocketAddress> ensemble = lh.getLedgerMetadata().getAllEnsembles().entrySet().iterator().next()
            .getValue();
    killBookie(ensemble.get(0));
    killBookie(ensemble.get(1));
    killBookie(ensemble.get(2));

    int i = numEntriesToWrite;
    numEntriesToWrite = numEntriesToWrite + 50;
    for (; i < numEntriesToWrite; i++) {
        ByteBuffer entry = ByteBuffer.allocate(4);
        entry.putInt(rng.nextInt(maxInt));
        entry.position(0);

        entries1.add(entry.array());
        lh.addEntry(entry.array());
    }
    readEntries(lh, entries1);
    lh.close();
}

From source file:org.apache.bookkeeper.client.BookieWriteLedgerTest.java

/**
 * Verify the functionality of Ledger create which accepts customMetadata as input.
 * Also verifies that the data written is read back properly.
 *
 * @throws Exception/*  w w  w .j a  v  a 2  s. c o m*/
 */
@Test
public void testLedgerCreateWithCustomMetadata() throws Exception {
    // Create a ledger
    long ledgerId;
    int maxLedgers = 10;
    for (int i = 0; i < maxLedgers; i++) {
        Map<String, byte[]> inputCustomMetadataMap = new HashMap<String, byte[]>();
        ByteBuffer entry = ByteBuffer.allocate(4);
        entry.putInt(rng.nextInt(maxInt));
        entry.position(0);

        // each ledger has different number of key, value pairs.
        for (int j = 0; j < i; j++) {
            inputCustomMetadataMap.put("key" + j, UUID.randomUUID().toString().getBytes());
        }

        if (i < maxLedgers / 2) {
            // 0 to 4 test with createLedger interface
            lh = bkc.createLedger(5, 3, 2, digestType, ledgerPassword, inputCustomMetadataMap);
            ledgerId = lh.getId();
            lh.addEntry(entry.array());
        } else {
            // 5 to 9 test with createLedgerAdv interface
            lh = bkc.createLedgerAdv(5, 3, 2, digestType, ledgerPassword, inputCustomMetadataMap);
            ledgerId = lh.getId();
            lh.addEntry(0, entry.array());
        }
        lh.close();

        // now reopen the ledger; this should fetch all the metadata stored on zk
        // and the customMetadata written and read should match
        lh = bkc.openLedger(ledgerId, digestType, ledgerPassword);
        Map<String, byte[]> outputCustomMetadataMap = lh.getCustomMetadata();
        assertTrue("Can't retrieve proper Custom Data",
                areByteArrayValMapsEqual(inputCustomMetadataMap, outputCustomMetadataMap));
        lh.close();
        bkc.deleteLedger(ledgerId);
    }
}

From source file:org.apache.bookkeeper.client.BookieWriteLedgerTest.java

/**
 * Skips few entries before closing the ledger and assert that the
 * lastAddConfirmed is right before our skipEntryId.
 *
 * @throws Exception/*from w  w w. j a  v a2s . c om*/
 */
@Test
public void testLedgerCreateAdvWithSkipEntries() throws Exception {
    long ledgerId;
    SyncObj syncObj1 = new SyncObj();

    // Create a ledger
    lh = bkc.createLedgerAdv(5, 3, 2, digestType, ledgerPassword);
    // Save ledgerId to reopen the ledger
    ledgerId = lh.getId();
    LOG.info("Ledger ID: " + ledgerId);
    int skipEntryId = rng.nextInt(numEntriesToWrite - 1);
    for (int i = numEntriesToWrite - 1; i >= 0; i--) {
        ByteBuffer entry = ByteBuffer.allocate(4);
        entry.putInt(rng.nextInt(maxInt));
        entry.position(0);
        try {
            entries1.add(0, entry.array());
        } catch (Exception e) {
            e.printStackTrace();
        }
        if (i == skipEntryId) {
            LOG.info("Skipping entry:{}", skipEntryId);
            continue;
        }
        lh.asyncAddEntry(i, entry.array(), 0, entry.capacity(), this, syncObj1);
    }
    // wait for all entries to be acknowledged for the first ledger
    synchronized (syncObj1) {
        while (syncObj1.counter < skipEntryId) {
            syncObj1.wait();
        }
        assertEquals(BKException.Code.OK, syncObj1.rc);
    }
    // Close the ledger
    lh.close();
    // Open the ledger
    lh = bkc.openLedger(ledgerId, digestType, ledgerPassword);
    assertEquals(lh.lastAddConfirmed, skipEntryId - 1);
    lh.close();
}

From source file:edu.vu.isis.ammo.dash.provider.IncidentSyncAdaptor.java

public ArrayList<File> mediaSerialize(Cursor cursor) {
    logger.debug("::mediaSerialize");
    ArrayList<File> paths = new ArrayList<File>();
    if (1 > cursor.getCount())
        return paths;

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    DataOutputStream eos = new DataOutputStream(baos);

    for (boolean more = cursor.moveToFirst(); more; more = cursor.moveToNext()) {
        MediaWrapper iw = new MediaWrapper();
        iw.setEventId(cursor.getString(cursor.getColumnIndex(MediaTableSchemaBase.EVENT_ID)));
        iw.setDataType(cursor.getString(cursor.getColumnIndex(MediaTableSchemaBase.DATA_TYPE)));
        iw.setData(cursor.getString(cursor.getColumnIndex(MediaTableSchemaBase.DATA)));
        iw.setCreatedDate(cursor.getLong(cursor.getColumnIndex(MediaTableSchemaBase.CREATED_DATE)));
        iw.setModifiedDate(cursor.getLong(cursor.getColumnIndex(MediaTableSchemaBase.MODIFIED_DATE)));
        iw.set_ReceivedDate(cursor.getLong(cursor.getColumnIndex(MediaTableSchemaBase._RECEIVED_DATE)));
        iw.set_Disposition(cursor.getInt(cursor.getColumnIndex(MediaTableSchemaBase._DISPOSITION)));

        Gson gson = new Gson();

        try {/*from  ww  w .j  a v  a 2 s.com*/
            eos.writeBytes(gson.toJson(iw));
            eos.writeByte(0);
        } catch (IOException ex) {
            ex.printStackTrace();
        }

        // not a reference field name :event id eventId event_id\n 
        try {
            String fileName = iw.getData();
            File dataFile = new File(fileName);
            int dataSize = (int) dataFile.length();
            byte[] buffData = new byte[dataSize];
            FileInputStream fileStream = new FileInputStream(dataFile);
            int ret = 0;
            for (int position = 0; (ret > -1 && dataSize > position); position += ret) {
                ret = fileStream.read(buffData, position, dataSize - position);
            }
            fileStream.close();

            eos.writeBytes("data");
            eos.writeByte(0);

            ByteBuffer dataSizeBuf = ByteBuffer.allocate(Integer.SIZE / Byte.SIZE);
            dataSizeBuf.order(ByteOrder.LITTLE_ENDIAN);
            dataSizeBuf.putInt(dataSize);

            // write the media back out
            eos.write(dataSizeBuf.array());
            eos.write(buffData);
            eos.write(dataSizeBuf.array());
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
        // not a reference field name :created date createdDate created_date\n 
        // not a reference field name :modified date modifiedDate modified_date\n 
        // MediaTableSchemaBase._DISPOSITION;

        //           try {
        // TODO write to content provider using openFile
        // if (!applCacheMediaDir.exists() ) applCacheMediaDir.mkdirs();

        // File outfile = new File(applCacheMediaDir, Integer.toHexString((int) System.currentTimeMillis())); 
        //              BufferedOutputStream bufferedOutput = new BufferedOutputStream(new FileOutputStream(outfile), 8192);
        //              bufferedOutput.write(baos.toByteArray());
        //              bufferedOutput.flush();
        //              bufferedOutput.close();

        //           } catch (FileNotFoundException e) {
        //              e.printStackTrace();
        //           } catch (IOException e) {
        //              e.printStackTrace();
        //           }
    }
    return paths;
}

From source file:edu.vu.isis.ammo.dash.provider.IncidentSyncAdaptor.java

public ArrayList<File> categorySerialize(Cursor cursor) {
    logger.debug("::categorySerialize");
    ArrayList<File> paths = new ArrayList<File>();
    if (1 > cursor.getCount())
        return paths;

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    DataOutputStream eos = new DataOutputStream(baos);

    for (boolean more = cursor.moveToFirst(); more; more = cursor.moveToNext()) {
        CategoryWrapper iw = new CategoryWrapper();
        iw.setMainCategory(cursor.getString(cursor.getColumnIndex(CategoryTableSchemaBase.MAIN_CATEGORY)));
        iw.setSubCategory(cursor.getString(cursor.getColumnIndex(CategoryTableSchemaBase.SUB_CATEGORY)));
        iw.setTigrId(cursor.getString(cursor.getColumnIndex(CategoryTableSchemaBase.TIGR_ID)));
        iw.setIconType(cursor.getString(cursor.getColumnIndex(CategoryTableSchemaBase.ICON_TYPE)));
        iw.setIcon(cursor.getString(cursor.getColumnIndex(CategoryTableSchemaBase.ICON)));
        iw.set_ReceivedDate(cursor.getLong(cursor.getColumnIndex(CategoryTableSchemaBase._RECEIVED_DATE)));
        iw.set_Disposition(cursor.getInt(cursor.getColumnIndex(CategoryTableSchemaBase._DISPOSITION)));

        Gson gson = new Gson();

        try {/* w  ww. j a va2s  . c  o  m*/
            eos.writeBytes(gson.toJson(iw));
            eos.writeByte(0);
        } catch (IOException ex) {
            ex.printStackTrace();
        }

        // not a reference field name :main category mainCategory main_category\n 
        // not a reference field name :sub category subCategory sub_category\n 
        // not a reference field name :tigr id tigrId tigr_id\n 
        try {
            String fileName = iw.getIcon();
            File dataFile = new File(fileName);
            int dataSize = (int) dataFile.length();
            byte[] buffData = new byte[dataSize];
            FileInputStream fileStream = new FileInputStream(dataFile);
            int ret = 0;
            for (int position = 0; (ret > -1 && dataSize > position); position += ret) {
                ret = fileStream.read(buffData, position, dataSize - position);
            }
            fileStream.close();

            eos.writeBytes("icon");
            eos.writeByte(0);

            ByteBuffer dataSizeBuf = ByteBuffer.allocate(Integer.SIZE / Byte.SIZE);
            dataSizeBuf.order(ByteOrder.LITTLE_ENDIAN);
            dataSizeBuf.putInt(dataSize);

            // write the category back out
            eos.write(dataSizeBuf.array());
            eos.write(buffData);
            eos.write(dataSizeBuf.array());
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
        // CategoryTableSchemaBase._DISPOSITION;

        //           try {
        //              if (!applCacheCategoryDir.exists() ) applCacheCategoryDir.mkdirs();
        //              
        //              File outfile = new File(applCacheCategoryDir, Integer.toHexString((int) System.currentTimeMillis())); 
        //              BufferedOutputStream bufferedOutput = new BufferedOutputStream(new FileOutputStream(outfile), 8192);
        //              bufferedOutput.write(baos.toByteArray());
        //              bufferedOutput.flush();
        //              bufferedOutput.close();
        //           
        //              paths.add(outfile);
        //           } catch (FileNotFoundException e) {
        //              e.printStackTrace();
        //           } catch (IOException e) {
        //              e.printStackTrace();
        //           }
    }
    return paths;
}

From source file:org.apache.bookkeeper.client.BookieWriteLedgerTest.java

/**
 * Verify the functionality LedgerHandleAdv asyncAddEntry with duplicate
 * entryIds.//from   w  w  w .j  a v  a  2s  . com
 *
 * @throws Exception
 */
@Test
public void testLedgerCreateAdvSyncAsyncAddDuplicateEntryIds() throws Exception {
    long ledgerId;
    SyncObj syncObj1 = new SyncObj();
    SyncObj syncObj2 = new SyncObj();

    // Create a ledger
    lh = bkc.createLedgerAdv(5, 3, 2, digestType, ledgerPassword);
    // Save ledgerId to reopen the ledger
    ledgerId = lh.getId();
    LOG.info("Ledger ID: " + ledgerId);
    for (int i = numEntriesToWrite - 1; i >= 0; i--) {
        ByteBuffer entry = ByteBuffer.allocate(4);
        entry.putInt(rng.nextInt(maxInt));
        entry.position(0);
        try {
            entries1.add(0, entry.array());
        } catch (Exception e) {
            e.printStackTrace();
        }
        lh.asyncAddEntry(i, entry.array(), 0, entry.capacity(), this, syncObj1);
        if (rng.nextBoolean()) {
            // Attempt to write the same entry
            lh.asyncAddEntry(i, entry.array(), 0, entry.capacity(), this, syncObj2);
            synchronized (syncObj2) {
                while (syncObj2.counter < 1) {
                    syncObj2.wait();
                }
                assertEquals(BKException.Code.DuplicateEntryIdException, syncObj2.rc);
            }
        }
    }
    // Wait for all entries to be acknowledged for the first ledger
    synchronized (syncObj1) {
        while (syncObj1.counter < numEntriesToWrite) {
            syncObj1.wait();
        }
        assertEquals(BKException.Code.OK, syncObj1.rc);
    }
    // Close the ledger
    lh.close();
}